#define _CRT_SECURE_NO_WARNINGS 1
#include<stdio.h>
/*void output(int x) {
	if (x > 10) {
		output(x / 10);
	}
		printf("%d ", x % 10);
}
int main() {
	int i = 0;
	scanf("%d", &i);
	output(i);
	
}*/
#include<string.h>
int main() {
	int arr[] = {1,2,3};
	printf("%d", strlen(arr));
}